Gradual from Maundy Thursday to the vigil of Pentecost. Illuminated manuscript on parchment. Five lines of text and music: text in Latin and music in plainsong notation, red, four-line staves with black neumes. Many pages contain decorated initials...

Sunday in the Octave of the Ascension. Introit "Exaudi Domine". Historiated initial "E" with miniature scene of secular powers - two crowned figures and court - kneeling to the left of an altar, and ecclesiastical powers - pope, two bishops, and...